Issued Patents All Time
Showing 1–25 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9060681 | Trend monitoring system with multiple access levels | — | 2015-06-23 |
| 8543340 | Self-adjusting electrochemical sensor | — | 2013-09-24 |
| 8457324 | Directional speaker system | — | 2013-06-04 |
| 8346964 | Multi-processor communications system incorporating prioritized messaging | Robert J. Clow, Jerry L. Howard, Manley S. Keeler, John F. Meggesin | 2013-01-01 |
| 7881939 | Monitoring system with speech recognition | — | 2011-02-01 |
| 7846320 | Self-adjusting electrochemical sensor | — | 2010-12-07 |
| 7814188 | Synchronized wireless communications system | Mark C. Bohanon | 2010-10-12 |
| 7602304 | Multi-sensor device and methods for fire detection | — | 2009-10-13 |
| 7551096 | Multi-sensor device and methods for fire detection | — | 2009-06-23 |
| 7523020 | Apparatus and method for dynamic smoothing | — | 2009-04-21 |
| 7511623 | In-residence monitoring system incorporating voice output | — | 2009-03-31 |
| 7495573 | Camera vision fire detector and system | Dragan Petrovic | 2009-02-24 |
| 7405653 | System for monitoring activities and location | Robert J. Clow, Dragan Petrovic | 2008-07-29 |
| 7360397 | Detector with condenser | Dragan Petrovic | 2008-04-22 |
| 7327247 | Fire detection system and method using multiple sensors | — | 2008-02-05 |
| 7301640 | System and method of condensation reduction in an electrical unit | — | 2007-11-27 |
| 7297242 | Self-adjusting electrochemical sensor | — | 2007-11-20 |
| 7232512 | System and method of sensitivity adjustment for an electrochemical sensor | — | 2007-06-19 |
| 7221260 | Multi-sensor fire detectors with audio sensors and systems thereof | Andrew G. Berezowski, Anthony E. Faltesek | 2007-05-22 |
| 7155485 | Variable group communication system | Robert J. Clow, Jerry L. Howard, Manley S. Keeler, John F. Meggesin | 2006-12-26 |
| 7089781 | Detector with condenser | Dragan Petrovic | 2006-08-15 |
| 7076403 | Apparatus and method for dynamic smoothing | — | 2006-07-11 |
| 7068177 | Multi-sensor device and methods for fire detection | — | 2006-06-27 |
| 7034304 | Chamber for gas detector | Dragan Petrovic | 2006-04-25 |
| 6987459 | Portable combustible gas detector | — | 2006-01-17 |